/*
 * Copyright (C) 2021 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.android.accessibility.utils;

import static android.content.res.Configuration.UI_MODE_NIGHT_MASK;
import static android.content.res.Configuration.UI_MODE_NIGHT_YES;

import android.content.Context;

/** Utils to use for the related functions of the dark mode. */
public final class DarkModeUtils {

  public DarkModeUtils() {}

  /**
   * Returns whether the ui mode in the context is in dark mode.
   *
   * @param context The current context.
   * @return return true if the device is at dark mode. Always returns false before Q.
   */
  public static boolean isDarkModeEnabledInContext(Context context) {
    if (!FeatureSupport.supportDarkTheme()) {
      return false;
    }

    return (context.getResources().getConfiguration().uiMode & UI_MODE_NIGHT_MASK)
        == UI_MODE_NIGHT_YES;
  }
}
